Anatomy Flashcards
What is Negative feedback?
Most prominent on body
Decrease in function in response to stimulant
What is positive feedback?
Increase in function in response to stimuli
Mitrochondria?
Produced ATP, by cellular respiration
Contains DNA
Nucleus?
Control center of a cell
What are the 5 distinct Layers of cells?
Stratum Basale Stratum Spinosum Stratum Granulosum stratum Lucindum Stratum Corneum
D: Stratum Basale
Single layer and deepest
Capable of cell division
Contains Merkel cell
D: Stratum Spinosum
8-10 layers of cells
D: Stratum Granulosum
3-5 layers
Develops keratin
D: Stratum Lucindum
3-5 layers of DEAD cells
D: Stratum Corneum
25-30 layers of dead cells
Sheds
Initial barrier to: light, heat, bacteria & chemicals
3 buffers in body?
Lungs
Blood
Body
K+ Concentration number?
3.5 - 5.0 mmol/L
Na+ concentration number?
135-145 mmol/L
pH of the body?
7.35 - 7.45
Define mitosis?
Somatic cell production
Divides into 2 identical daughter cells.
“Diploid”
4 phases of Mitosis?
Prophase
Metaphase
Anaphase
Telophase
–PMAT–
Glycogenesis?
Creation of storage of glycogen